AM_Roquesite Formula: Cu In S2 Name: Roquesite Unit cell: 5.52279 5.52279 11.13295 90.0 90.0 90.0 , V=339.57 Space group: I-42D (122)

Abrahams S C , Bernstein J L , Journal of Chemical Physics , 59 (1973) p.5415-5420, Piezoelectric nonlinear optic CuGaS2 and CuInS2 crystal structure:, Sublattice distortion in AIBIIIC2VI and AIIBIVC2V type chalcopyrites, Note: Synthetic sample